<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="">        
      </div>     
      <!-- 表单区 -->
       <el-form :model="form" :rules='rules' ref='ruleForm' label-width="0px" class="login_form" >
       <el-form-item label="" prop="username">
         <el-input prefix-icon="iconfont icon-yonghu" v-model="form.username"></el-input>
       </el-form-item> 
        <el-form-item label="" prop="password" >
         <el-input prefix-icon="iconfont icon-suo" v-model="form.password"></el-input>
       </el-form-item>   
       <el-form-item label="" class="btn">
         <el-button type="primary" @click="submitForm" >登录</el-button>   
         <el-button type="info" @click=" resetForm">重置</el-button>    
         </el-form-item>           
     </el-form>
     
     
    </div>
  </div>
</template>

<script >
export default {
  data(){
    return{
      form:{
        username:'admin',
        password:'123456',
        resource: ''
      },
      rules:{
        username:[
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3到 10个字符', trigger: 'blur' }
        ],
        password:[
           {rrequired: true, message: '请输入登录密码', trigger: 'blur'},
          { min: 6, max: 12, message: '长度在 6到 12个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
          submitForm() {
        this.$refs.ruleForm.validate(async valid => {
          if (!valid) {
            return            
          } else {
           const {data : res} = await this.$http.post("login",this.form)
           if (res.meta.status !==200) return this.$msg.error("登录失败"); 
           this.$msg.success("登录成功")
           console.log(res);
           window.sessionStorage.setItem('token',res.data.token)
           this.$router.push('/home')
          }
        });
      },
      resetForm() {
        console.log(this);
       this.$refs.ruleForm.resetFields();
      }
    }
  
}
</script>

<style >
.login_container{
  background-color: rgb(28, 118, 160);
  height:100vh;
  
}
.login_box{
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
}
.avatar_box{
  height: 130px;
  width: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  position: absolute;
  left: 50%;
  transform: translate(-50%,-50%);
  background-color: #fff;}

.avatar_box img{
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
  .btn{
   text-align: right;
  }
  .login_form{
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    
  }
</style>
